Find flights
When to book
FAQs & Tips
Direct Flights
Deals

SNN

$432 Find Cheap Flights from California to Shannon

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Shannon departing on 12/4. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags

Search hundreds of travel sites at once for deals on flights to Shannon

In the last 7 days travelers have searched 45,901,066 times on KAYAK, and here is why:

Save 22% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Bundle and saveSave money when you bundle your flight + hotel.

World’s Best Airfare Search Site for 2024

Good to know

Low season

January

High season

August

Cheapest flight

$432
Best time to beat the crowds with an average 7% drop in price.
Most popular time to fly with an average 3% increase in price.
Flight from San Francisco to Shannon

FAQs for booking flights from California to Shannon

  • How does KAYAK find such low prices on flights from California to Shannon?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from California to Shannon.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from California to Shannon?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Shannon from California is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from California to Shannon?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Shannon with an airline and back to California with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from California to Shannon?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Shannon from California up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Prefer to fly non-stop from California to Shannon?

Find which airlines fly direct from California to Shannon Airport, which days they fly and book direct flights.

Nonstop departures

California to Shannon

Monday

Aer Lingus, Air Canada, American Airlines, +4 more

Aer Lingus, Air Canada, +5 more

Tuesday

Aer Lingus, Air Canada, American Airlines, +4 more

Aer Lingus, Air Canada, +5 more

Wednesday

Aer Lingus, Air Canada, American Airlines, +4 more

Aer Lingus, Air Canada, +5 more

Thursday

Aer Lingus, Air Canada, American Airlines, +4 more

Aer Lingus, Air Canada, +5 more

Friday

Aer Lingus, Air Canada, American Airlines, +5 more

Aer Lingus, Air Canada, +6 more

Saturday

Aer Lingus, Air Canada, American Airlines, +5 more

Aer Lingus, Air Canada, +6 more

Sunday

Aer Lingus, Air Canada, American Airlines, +4 more

Aer Lingus, Air Canada, +5 more

See more direct flights

Nonstop returns

Shannon to California

Monday

Aer Lingus, Air Canada, American Airlines, +4 more

Aer Lingus, Air Canada, +5 more

Tuesday

Aer Lingus, Air Canada, American Airlines, +4 more

Aer Lingus, Air Canada, +5 more

Wednesday

Aer Lingus, Air Canada, American Airlines, +4 more

Aer Lingus, Air Canada, +5 more

Thursday

Aer Lingus, Air Canada, American Airlines, +4 more

Aer Lingus, Air Canada, +5 more

Friday

Aer Lingus, Air Canada, American Airlines, +5 more

Aer Lingus, Air Canada, +6 more

Saturday

Aer Lingus, Air Canada, American Airlines, +5 more

Aer Lingus, Air Canada, +6 more

Sunday

Aer Lingus, Air Canada, American Airlines, +4 more

Aer Lingus, Air Canada, +5 more

See more direct flights
See more direct flights

Book cheap flights from California to Shannon

Recent round-trip flight deals

2/8Sat
1 stopAmerican Airlines
15h 15mLAX-SNN
2/22Sat
1 stopAmerican Airlines
20h 40mSNN-LAX
$598
2/8Sat
2 stopsAmerican Airlines
17h 39mLAX-SNN
2/22Sat
1 stopAmerican Airlines
15h 00mSNN-LAX
$603
11/28Thu
2 stopsAir Canada
20h 35mLAX-SNN
12/5Thu
2 stopsAir Canada
24h 10mSNN-LAX
$701
2/2Sun
2 stopsAir Canada
39h 35mLAX-SNN
3/8Sat
2 stopsAir Canada
24h 10mSNN-LAX
$704
4/30Wed
2 stopsUnited Airlines
17h 30mSFO-SNN
5/15Thu
2 stopsUnited Airlines
29h 20mSNN-SFO
$725
4/29Tue
2 stopsUnited Airlines
25h 58mSFO-SNN
5/15Thu
2 stopsUnited Airlines
30h 57mSNN-SFO
$739
11/28Thu
1 stopAer Lingus
30h 35mLAX-SNN
12/5Thu
1 stopAer Lingus
27h 45mSNN-LAX
$767
2/2Sun
1 stopAer Lingus
33h 20mSAN-SNN
3/8Sat
1 stopAer Lingus
16h 20mSNN-SAN
$773
2/2Sun
3 stops
20h 30mSAN-SNN
3/8Sat
2 stops
34h 20mSNN-SAN
$775
1/24Fri
3 stops
20h 30mSAN-SNN
1/31Fri
2 stops
35h 20mSNN-SAN
$781

Search by stops

Search by airline

Search by price

Recent one-way flight deals

12/4Wed
2 stopsAmerican Airlines
19h 10mSFO-SNN
$432
12/4Wed
1 stopAmerican Airlines
15h 15mSFO-SNN
$528

Search by stops

Search by airline

Search by price

Last minute flights from California to Shannon

Last minute flight, train and bus deals

11/7Thu
multi-stopAmerican Airlines
18h 00mLAX-SNN
11/12Tue
multi-stopAmerican Airlines
15h 00mSNN-LAX
$884
11/7Thu
multi-stopAmerican Airlines
14h 00mLAX-SNN
11/12Tue
multi-stopAmerican Airlines
21h 46mSNN-LAX
$894
11/7Thu
multi-stopAir Canada
24h 14mLAX-SNN
11/12Tue
multi-stopAir Canada
35h 25mSNN-LAX
$1,057

Search by stops

Search by airline

Search by price

Everything you need to know for your flight to Shannon

Information on the airport you'll fly into in Shannon